Albertus Pictor was a notable Swedish painter active during the late 15th century. He is best known for his frescoes in various churches across Sweden, particularly in the province of Uppland. His work is characterized by vibrant colors and detailed depictions of biblical scenes, reflecting the artistic styles of the Northern Renaissance. Pictor's most famous contributions can be found in the Björksta Church and the Husby Church, where his frescoes illustrate both religious themes and local folklore. His art played a significant role in the development of medieval church decoration in Sweden, influencing future generations of artists.